2² × 13 × 59 × 71

Prime Factor Structure

Factorization String 2^2 × 13 × 59 × 71

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 423,360

Proper Divisor Sum 205,532

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #217823 ← → #217829

1 2 4 13 26 52 59 71 118 142 236 284 767 923 1,534 1,846 3,068 3,692 4,189 8,378 16,756 54,457 108,914 217,828

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

217,828 108,914 54,457 163,372 81,686 40,843 122,530 61,265 183,796 91,898 45,949 137,848 68,924 34,462 17,231 51,694 25,847 77,542 38,771 116,314 58,157 174,472 87,236 43,618 21,809 65,428 32,714 16,357 49,072 24,536 12,268 6,134 3,067 9,202 4,601 13,804 6,902 3,451 10,354 5,177 15,532 7,766 3,883 11,650 5,825 17,476 8,738 4,369 13,108 6,554 3,277 9,832 4,916 2,458 1,229 3,688 1,844 922 461 1,384

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